Base | Representation |
---|---|
bin | 1011111000110000011… |
… | …1110011101110011110 |
3 | 201112010001021022202110 |
4 | 2332030013303232132 |
5 | 11321212331220110 |
6 | 233451553334450 |
7 | 20516423036220 |
oct | 2761407635636 |
9 | 645101238673 |
10 | 204214320030 |
11 | 79674729216 |
12 | 336b2b67426 |
13 | 1634646cb76 |
14 | 9c53aa4410 |
15 | 54a3431a20 |
hex | 2f8c1f3b9e |
204214320030 has 64 divisors (see below), whose sum is σ = 564160504320. Its totient is φ = 46341742464.
The previous prime is 204214319989. The next prime is 204214320031. The reversal of 204214320030 is 30023412402.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a junction number, because it is equal to n+sod(n) for n = 204214319979 and 204214320006.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (204214320031) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3468829 + ... + 3527208.
It is an arithmetic number, because the mean of its divisors is an integer number (8815007880).
Almost surely, 2204214320030 is an apocalyptic number.
204214320030 is an abundant number, since it is smaller than the sum of its proper divisors (359946184290).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
204214320030 is a wasteful number, since it uses less digits than its factorization.
204214320030 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6996193.
The product of its (nonzero) digits is 1152, while the sum is 21.
Adding to 204214320030 its reverse (30023412402), we get a palindrome (234237732432).
The spelling of 204214320030 in words is "two hundred four billion, two hundred fourteen million, three hundred twenty thousand, thirty".
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